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Join Flamsteed Astronomy Society

Reach for the Stars

You can join the society online via this link.

The Flamsteed is part of the membership organisation of Royal Museums Greenwich (RMG), and RMG membership is a requirement to join the Flamsteed. If you are not already a member of RMG you can join the RMG and Flamsteed together. 

You will find details of membership options and rates for the Flamsteed (including membership of the RMG) using the above link.

Please note that members of the Flamsteed must be over 16 years of age.

Concessionary rates are available for 60+, full-time students, registered disabled, ES40 holders, members of the British Armed Forces (with relevant ID) and young adults (aged 16 and 17). There are also currently special rates for existing members who renew (conditions apply).

Occasionally there may be additional charges for optional outside visits and events.

Flamsteed membership includes the following benefits:

  • Exclusive inspiring astronomy lectures and activities workshops

  • Exclusive observing sessions using the historic Great Equatorial Telescope

  • Regular observing and imaging sessions

  • Unique astronomy-focused trips

  • Social events


Membership of RMG provides you with a number of benefits in addition to those offered by the Flamsteed:

  • Free entry to Cutty Sark

  • Free fast-track entry to the new special exhibition programme at the Sammy Ofer Wing

  • Free-of-charge access to the Peter Harrison Planetarium, Flamsteed House and the Meridian Courtyard

  • Personal invitations to private views and an exciting programme of Members events

  • 10% discounts in shops and cafés

  • Concessionary discount on adult learning talks and courses

  • Access to the elegant Members Room

  • Quarterly newsletter and bi-monthly e-newsletter


You can find lots of information about us on this website in the about us section and also about our previous meetings and events. If you have any further questions, please use the contact us section. If you’re undecided about joining please feel free to come along to one of our pub evenings and meet some of the members (see the Home page for dates). The Flamsteed provides excellent value for money. We support the work of the Royal Observatory Greenwich (ROG) through donations of our time, equipment, and money, while enhancing the knowledge, experience and enjoyment of astronomy for our members through a programme of first-class lectures and other events. We have access to the professional astronomy staff at the ROG as well as enjoying a world heritage site and the equipment and facilities of the ROG and National Maritime Museum.


To become a member of the society, click here and fill out the online form.

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